package com.bird.system.domain.bo;

import com.bird.common.constant.BaseEntity;
import com.bird.system.domain.entity.SysUserEntity;
import com.bird.system.enums.LoginTypeEnum;
import com.fasterxml.jackson.annotation.JsonIgnore;
import org.springframework.security.core.GrantedAuthority;
import org.springframework.security.core.userdetails.UserDetails;

import java.util.Collection;
import java.util.Set;

/**
 * 登录用户身份权限
 *
 * @author bird
 */
public class LoginUser implements UserDetails {

	private static final long serialVersionUID = 1L;

	/**
	 * 用户唯一标识
	 */
	private String token;

	/**
	 * 登陆时间
	 */
	private Long loginTime;

	/**
	 * 过期时间
	 */
	private Long expireTime;

	/**
	 * 登录IP地址
	 */
	private String ipaddr;

	/**
	 * 登录地点
	 */
	private String loginLocation;

	/**
	 * 浏览器类型
	 */
	private String browser;

	/**
	 * 操作系统
	 */
	private String os;

	/**
	 * 权限列表
	 */
	private Set<String> permissions;

	/**
	 * 用户信息
	 */
	private Subject user;

	/**
	 * 登录用户类型
	 */
	private LoginTypeEnum loginType;

	public String getToken() {
		return token;
	}

	public void setToken(String token) {
		this.token = token;
	}

	/**
	 * 构建系统用户
	 *
	 * @param user
	 * @param permissions
	 * @return
	 */
	public static LoginUser buildSystemUser(SysUserEntity user, Set<String> permissions) {
		LoginUser loginUser = new LoginUser();
		loginUser.setUser(user);
		loginUser.setPermissions(permissions);
		loginUser.setLoginType(LoginTypeEnum.SYSTEM);
		return loginUser;
	}

	@JsonIgnore
	@Override
	public String getPassword() {
		if (user != null) {
			if (user instanceof SysUserEntity) {
				return ((SysUserEntity) user).getPassword();
			}
		}
		return null;
	}

	@Override
	public String getUsername() {
		if (user != null) {
			if (user instanceof SysUserEntity) {
				return ((SysUserEntity) user).getUserName();
			}
		}
		return null;
	}

	/**
	 * 获取登录用户ID
	 *
	 * @return
	 */
	public Long getUserId() {
		return user.getId();
	}

	/**
	 * 账户是否未过期,过期无法验证
	 */
	@JsonIgnore
	@Override
	public boolean isAccountNonExpired() {
		return true;
	}

	/**
	 * 指定用户是否解锁,锁定的用户无法进行身份验证
	 *
	 * @return
	 */
	@JsonIgnore
	@Override
	public boolean isAccountNonLocked() {
		return true;
	}

	/**
	 * 指示是否已过期的用户的凭据(密码),过期的凭据防止认证
	 *
	 * @return
	 */
	@JsonIgnore
	@Override
	public boolean isCredentialsNonExpired() {
		return true;
	}

	/**
	 * 是否可用 ,禁用的用户不能身份验证
	 *
	 * @return
	 */
	@JsonIgnore
	@Override
	public boolean isEnabled() {
		return true;
	}

	public Long getLoginTime() {
		return loginTime;
	}

	public void setLoginTime(Long loginTime) {
		this.loginTime = loginTime;
	}

	public String getIpaddr() {
		return ipaddr;
	}

	public void setIpaddr(String ipaddr) {
		this.ipaddr = ipaddr;
	}

	public String getLoginLocation() {
		return loginLocation;
	}

	public void setLoginLocation(String loginLocation) {
		this.loginLocation = loginLocation;
	}

	public String getBrowser() {
		return browser;
	}

	public void setBrowser(String browser) {
		this.browser = browser;
	}

	public String getOs() {
		return os;
	}

	public void setOs(String os) {
		this.os = os;
	}

	public Long getExpireTime() {
		return expireTime;
	}

	public void setExpireTime(Long expireTime) {
		this.expireTime = expireTime;
	}

	public Set<String> getPermissions() {
		return permissions;
	}

	public void setPermissions(Set<String> permissions) {
		this.permissions = permissions;
	}

	public BaseEntity getUser() {
		if (user instanceof SysUserEntity) {
			return ((SysUserEntity) user);
		}
		return null;
	}

	@JsonIgnore
	public <T> T getUser(Class<T> cls) {
		return cls.cast(user);
	}

	public void setUser(Subject user) {
		this.user = user;
	}

	@Override
	public Collection<? extends GrantedAuthority> getAuthorities() {
		return null;
	}

	public LoginTypeEnum getLoginType() {
		return loginType;
	}

	public void setLoginType(LoginTypeEnum loginType) {
		this.loginType = loginType;
	}
}
